Last summer sales of Schering-Plough's only other big seller, the hepatitis drug Peg-Intron, nose-dived as doctors switched to a new and more convenient compound from Roche Holding.

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Columbia University's Richard Axel, whose work on mapping the genes and receptors of our sense of smell garnered the 2004 Nobel prize for physiology, said the kinds of experiments revealed this week would not resolve the debate - only a microscopic look at the receptors in the nose would finally show what is at work.

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Questions abound about I'll Have Another (12-1), who beat Creative Cause only by a nose in the Santa Anita Derby.

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Our brain may only identify one or several of these molecules, but our nose is indiscriminate--it reads them all.

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One player I followed, a nose tackle, told me that it was only on the field where he found total, mind-clearing peace, T.

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